Lennox 51M87 Pressure Switch 320734-701 eliminating the need for external
Yard notes & kiln story
Description
Lennox 51M87 Pressure Switch 320734 701 eliminating the need for external eliminating the need for external capillary routing Key Benefits for Contractors Direct OEM Compatibility: Specifically engineered for York HVAC systems to ensure the correct microamp signal to the ignition control board